Javascript date format like ISO but local












8















how do I format a javascript date like ISO format, but in local time?



with myDate.toISOString() I am getting the time as: "2012-09-13T19:12:23.826Z"



but here, it is 22:13, so how do I include the timezone in above format?





I ended up doing...



pad=function(e,t,n){n=n||"0",t=t||2;while((""+e).length<t)e=n+e;return e}
c = new Date()
c.getFullYear()+"-"+pad(c.getMonth()+1)+"-"+pad(c.getDate()-5)+"T"+c.toLocaleTimeString().replace(/D/g,':')+"."+pad(c.getMilliseconds(),3)









share|improve this question





























    8















    how do I format a javascript date like ISO format, but in local time?



    with myDate.toISOString() I am getting the time as: "2012-09-13T19:12:23.826Z"



    but here, it is 22:13, so how do I include the timezone in above format?





    I ended up doing...



    pad=function(e,t,n){n=n||"0",t=t||2;while((""+e).length<t)e=n+e;return e}
    c = new Date()
    c.getFullYear()+"-"+pad(c.getMonth()+1)+"-"+pad(c.getDate()-5)+"T"+c.toLocaleTimeString().replace(/D/g,':')+"."+pad(c.getMilliseconds(),3)









    share|improve this question



























      8












      8








      8








      how do I format a javascript date like ISO format, but in local time?



      with myDate.toISOString() I am getting the time as: "2012-09-13T19:12:23.826Z"



      but here, it is 22:13, so how do I include the timezone in above format?





      I ended up doing...



      pad=function(e,t,n){n=n||"0",t=t||2;while((""+e).length<t)e=n+e;return e}
      c = new Date()
      c.getFullYear()+"-"+pad(c.getMonth()+1)+"-"+pad(c.getDate()-5)+"T"+c.toLocaleTimeString().replace(/D/g,':')+"."+pad(c.getMilliseconds(),3)









      share|improve this question
















      how do I format a javascript date like ISO format, but in local time?



      with myDate.toISOString() I am getting the time as: "2012-09-13T19:12:23.826Z"



      but here, it is 22:13, so how do I include the timezone in above format?





      I ended up doing...



      pad=function(e,t,n){n=n||"0",t=t||2;while((""+e).length<t)e=n+e;return e}
      c = new Date()
      c.getFullYear()+"-"+pad(c.getMonth()+1)+"-"+pad(c.getDate()-5)+"T"+c.toLocaleTimeString().replace(/D/g,':')+"."+pad(c.getMilliseconds(),3)






      javascript






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      edited Sep 13 '12 at 20:11







      Billy Moon

















      asked Sep 13 '12 at 19:15









      Billy MoonBilly Moon

      41.3k18100198




      41.3k18100198
























          3 Answers
          3






          active

          oldest

          votes


















          5














          AFAIK you can't format dates in javascript (without using external libraries). The best you could do is "format it yourself". I mean:



          var date = new Date();
          var year = date.getFullYear();
          var month = date......


          var ISOdate = year + "-" + month + "-" + .... ;


          But there are some good libraries that will let you format dates! (read "format" as in library.getDate("YYYY-MM-DD.........");)



          EDIT:



          Moment.js seems the thing you're looking for: http://momentjs.com/






          share|improve this answer
























          • and the month returned by .getMonth() si not padded, so I guess I would need a library to pad it too - seems like a lot of a faff!

            – Billy Moon
            Sep 13 '12 at 19:33











          • Yes, indeed. It's a lot of work, that's why I'd recommend using Moment.js or some other library.

            – alexandernst
            Sep 13 '12 at 19:36



















          4














          No library required! For some Date object, e.g. t = new Date()





          • convert the local time zone offset from minutes to milliseconds



            z = t.getTimezoneOffset() * 60 * 1000




          • subtract the offset from t



            tLocal = t-z




          • create shifted Date object



            tLocal = new Date(tLocal)




          • convert to ISO format string



            iso = tLocal.toISOString()




          • drop the milliseconds and zone



            iso = iso.slice(0, 19)




          • replace the ugly 'T' with a space



            iso = iso.replace('T', ' ')




          Result is a nice ISO-ish format date-time string like "2018-08-01 22:45:50" in the local time zone.






          share|improve this answer































            1














            I went with what Denis Howe said, below as a ready made function for convenience.



            Also one fix: in the original answer t-z does not work because t is a Date, not milliseconds.



            function dateToISOLikeButLocal(date) {
            const offsetMs = date.getTimezoneOffset() * 60 * 1000;
            const msLocal = date.getTime() - offsetMs;
            const dateLocal = new Date(msLocal);
            const iso = dateLocal.toISOString();
            const isoLocal = iso.slice(0, 19);
            return isoLocal;
            }


            With this I get the kind of string that needed as a URL parameter:



            "2018-11-16T12:23:50"





            share|improve this answer
























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              3 Answers
              3






              active

              oldest

              votes








              3 Answers
              3






              active

              oldest

              votes









              active

              oldest

              votes






              active

              oldest

              votes









              5














              AFAIK you can't format dates in javascript (without using external libraries). The best you could do is "format it yourself". I mean:



              var date = new Date();
              var year = date.getFullYear();
              var month = date......


              var ISOdate = year + "-" + month + "-" + .... ;


              But there are some good libraries that will let you format dates! (read "format" as in library.getDate("YYYY-MM-DD.........");)



              EDIT:



              Moment.js seems the thing you're looking for: http://momentjs.com/






              share|improve this answer
























              • and the month returned by .getMonth() si not padded, so I guess I would need a library to pad it too - seems like a lot of a faff!

                – Billy Moon
                Sep 13 '12 at 19:33











              • Yes, indeed. It's a lot of work, that's why I'd recommend using Moment.js or some other library.

                – alexandernst
                Sep 13 '12 at 19:36
















              5














              AFAIK you can't format dates in javascript (without using external libraries). The best you could do is "format it yourself". I mean:



              var date = new Date();
              var year = date.getFullYear();
              var month = date......


              var ISOdate = year + "-" + month + "-" + .... ;


              But there are some good libraries that will let you format dates! (read "format" as in library.getDate("YYYY-MM-DD.........");)



              EDIT:



              Moment.js seems the thing you're looking for: http://momentjs.com/






              share|improve this answer
























              • and the month returned by .getMonth() si not padded, so I guess I would need a library to pad it too - seems like a lot of a faff!

                – Billy Moon
                Sep 13 '12 at 19:33











              • Yes, indeed. It's a lot of work, that's why I'd recommend using Moment.js or some other library.

                – alexandernst
                Sep 13 '12 at 19:36














              5












              5








              5







              AFAIK you can't format dates in javascript (without using external libraries). The best you could do is "format it yourself". I mean:



              var date = new Date();
              var year = date.getFullYear();
              var month = date......


              var ISOdate = year + "-" + month + "-" + .... ;


              But there are some good libraries that will let you format dates! (read "format" as in library.getDate("YYYY-MM-DD.........");)



              EDIT:



              Moment.js seems the thing you're looking for: http://momentjs.com/






              share|improve this answer













              AFAIK you can't format dates in javascript (without using external libraries). The best you could do is "format it yourself". I mean:



              var date = new Date();
              var year = date.getFullYear();
              var month = date......


              var ISOdate = year + "-" + month + "-" + .... ;


              But there are some good libraries that will let you format dates! (read "format" as in library.getDate("YYYY-MM-DD.........");)



              EDIT:



              Moment.js seems the thing you're looking for: http://momentjs.com/







              share|improve this answer












              share|improve this answer



              share|improve this answer










              answered Sep 13 '12 at 19:21









              alexandernstalexandernst

              4,9271351124




              4,9271351124













              • and the month returned by .getMonth() si not padded, so I guess I would need a library to pad it too - seems like a lot of a faff!

                – Billy Moon
                Sep 13 '12 at 19:33











              • Yes, indeed. It's a lot of work, that's why I'd recommend using Moment.js or some other library.

                – alexandernst
                Sep 13 '12 at 19:36



















              • and the month returned by .getMonth() si not padded, so I guess I would need a library to pad it too - seems like a lot of a faff!

                – Billy Moon
                Sep 13 '12 at 19:33











              • Yes, indeed. It's a lot of work, that's why I'd recommend using Moment.js or some other library.

                – alexandernst
                Sep 13 '12 at 19:36

















              and the month returned by .getMonth() si not padded, so I guess I would need a library to pad it too - seems like a lot of a faff!

              – Billy Moon
              Sep 13 '12 at 19:33





              and the month returned by .getMonth() si not padded, so I guess I would need a library to pad it too - seems like a lot of a faff!

              – Billy Moon
              Sep 13 '12 at 19:33













              Yes, indeed. It's a lot of work, that's why I'd recommend using Moment.js or some other library.

              – alexandernst
              Sep 13 '12 at 19:36





              Yes, indeed. It's a lot of work, that's why I'd recommend using Moment.js or some other library.

              – alexandernst
              Sep 13 '12 at 19:36













              4














              No library required! For some Date object, e.g. t = new Date()





              • convert the local time zone offset from minutes to milliseconds



                z = t.getTimezoneOffset() * 60 * 1000




              • subtract the offset from t



                tLocal = t-z




              • create shifted Date object



                tLocal = new Date(tLocal)




              • convert to ISO format string



                iso = tLocal.toISOString()




              • drop the milliseconds and zone



                iso = iso.slice(0, 19)




              • replace the ugly 'T' with a space



                iso = iso.replace('T', ' ')




              Result is a nice ISO-ish format date-time string like "2018-08-01 22:45:50" in the local time zone.






              share|improve this answer




























                4














                No library required! For some Date object, e.g. t = new Date()





                • convert the local time zone offset from minutes to milliseconds



                  z = t.getTimezoneOffset() * 60 * 1000




                • subtract the offset from t



                  tLocal = t-z




                • create shifted Date object



                  tLocal = new Date(tLocal)




                • convert to ISO format string



                  iso = tLocal.toISOString()




                • drop the milliseconds and zone



                  iso = iso.slice(0, 19)




                • replace the ugly 'T' with a space



                  iso = iso.replace('T', ' ')




                Result is a nice ISO-ish format date-time string like "2018-08-01 22:45:50" in the local time zone.






                share|improve this answer


























                  4












                  4








                  4







                  No library required! For some Date object, e.g. t = new Date()





                  • convert the local time zone offset from minutes to milliseconds



                    z = t.getTimezoneOffset() * 60 * 1000




                  • subtract the offset from t



                    tLocal = t-z




                  • create shifted Date object



                    tLocal = new Date(tLocal)




                  • convert to ISO format string



                    iso = tLocal.toISOString()




                  • drop the milliseconds and zone



                    iso = iso.slice(0, 19)




                  • replace the ugly 'T' with a space



                    iso = iso.replace('T', ' ')




                  Result is a nice ISO-ish format date-time string like "2018-08-01 22:45:50" in the local time zone.






                  share|improve this answer













                  No library required! For some Date object, e.g. t = new Date()





                  • convert the local time zone offset from minutes to milliseconds



                    z = t.getTimezoneOffset() * 60 * 1000




                  • subtract the offset from t



                    tLocal = t-z




                  • create shifted Date object



                    tLocal = new Date(tLocal)




                  • convert to ISO format string



                    iso = tLocal.toISOString()




                  • drop the milliseconds and zone



                    iso = iso.slice(0, 19)




                  • replace the ugly 'T' with a space



                    iso = iso.replace('T', ' ')




                  Result is a nice ISO-ish format date-time string like "2018-08-01 22:45:50" in the local time zone.







                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered Aug 1 '18 at 23:59









                  Denis HoweDenis Howe

                  772913




                  772913























                      1














                      I went with what Denis Howe said, below as a ready made function for convenience.



                      Also one fix: in the original answer t-z does not work because t is a Date, not milliseconds.



                      function dateToISOLikeButLocal(date) {
                      const offsetMs = date.getTimezoneOffset() * 60 * 1000;
                      const msLocal = date.getTime() - offsetMs;
                      const dateLocal = new Date(msLocal);
                      const iso = dateLocal.toISOString();
                      const isoLocal = iso.slice(0, 19);
                      return isoLocal;
                      }


                      With this I get the kind of string that needed as a URL parameter:



                      "2018-11-16T12:23:50"





                      share|improve this answer




























                        1














                        I went with what Denis Howe said, below as a ready made function for convenience.



                        Also one fix: in the original answer t-z does not work because t is a Date, not milliseconds.



                        function dateToISOLikeButLocal(date) {
                        const offsetMs = date.getTimezoneOffset() * 60 * 1000;
                        const msLocal = date.getTime() - offsetMs;
                        const dateLocal = new Date(msLocal);
                        const iso = dateLocal.toISOString();
                        const isoLocal = iso.slice(0, 19);
                        return isoLocal;
                        }


                        With this I get the kind of string that needed as a URL parameter:



                        "2018-11-16T12:23:50"





                        share|improve this answer


























                          1












                          1








                          1







                          I went with what Denis Howe said, below as a ready made function for convenience.



                          Also one fix: in the original answer t-z does not work because t is a Date, not milliseconds.



                          function dateToISOLikeButLocal(date) {
                          const offsetMs = date.getTimezoneOffset() * 60 * 1000;
                          const msLocal = date.getTime() - offsetMs;
                          const dateLocal = new Date(msLocal);
                          const iso = dateLocal.toISOString();
                          const isoLocal = iso.slice(0, 19);
                          return isoLocal;
                          }


                          With this I get the kind of string that needed as a URL parameter:



                          "2018-11-16T12:23:50"





                          share|improve this answer













                          I went with what Denis Howe said, below as a ready made function for convenience.



                          Also one fix: in the original answer t-z does not work because t is a Date, not milliseconds.



                          function dateToISOLikeButLocal(date) {
                          const offsetMs = date.getTimezoneOffset() * 60 * 1000;
                          const msLocal = date.getTime() - offsetMs;
                          const dateLocal = new Date(msLocal);
                          const iso = dateLocal.toISOString();
                          const isoLocal = iso.slice(0, 19);
                          return isoLocal;
                          }


                          With this I get the kind of string that needed as a URL parameter:



                          "2018-11-16T12:23:50"






                          share|improve this answer












                          share|improve this answer



                          share|improve this answer










                          answered Nov 16 '18 at 10:25









                          antontantont

                          1,4021016




                          1,4021016






























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